Patents by Inventor Matthew Lepper

Matthew Lepper has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Backplane synchronization in a distributed system with clock drift and transport delay
    Patent number: 6654370
    Abstract: A packet switch. The switch includes a plurality of port cards. Each port card has an unstriper which reassembles stripes of a particular packet. The switch includes a plurality of fabrics. Each fabric operates on only a same respective fragment of a packet received from one of the plurality of port cards at any one time and allows the same respective fragments to be reassembled at one of the plurality of port cards. Each of the plurality of fragments is connected to each of the plurality of port cards. A method for switching packets. The method includes the steps of sending a sync signal from a port card to a plurality of fragments. Then there is the step of sending fragments of a packet as stripes to the respect plurality of fabrics. Next there is the step of operating on the fragments after they are received at each respective fabric by each respective fabric only after the respective fabric has receives the sync signal.
    Type: Grant
    Filed: June 30, 2000
    Date of Patent: November 25, 2003
    Assignee: Marconi Communications, Inc.
    Inventors: Jeff Quirke, Gianfranco Spagnolo, Jeff Schulz, Matthew Lepper, Ronald P. Bianchini, Jr.